AD9218 Analog Devices, AD9218 Datasheet - Page 16

• Manufacturer Part Number: AD9218
• Description: 10-Bit, 40/65/80/105 MSPS 3 V Dual A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9218

• Resolution (bits): 10bit
• # Chan: 2
• Sample Rate: 105MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: QFP

AD9218
Figure 32. SINAD and SFDR vs. Encode Pulse Width High, A
1.131
1.129
1.127
1.125
1.123
1.121
Figure 33. IV
1.119
200
180
160
140
120
100
80
75
70
65
60
55
50
45
40
35
30
Figure 34. V
–40
0
0
Single-Ended, 1 V p-p Analog Input Range 105 MSPS
1
20
D
–20
and IV
IV
REF
–65 MSPS/–105 MSPS Grade CI = 5 pF
IV
D
ENCODE POSITIVE PULSEWIDTH (ns)
D
Output Voltage vs. Temperature (I
– 105
– 65
2
ENCODE CLOCK RATE (MSPS)
DD
40
vs. Encode Rate (A
SINAD
0
TEMPERATURE (°C)
3
60
20
4
80
5
IN
SFDR
–65/–105 IV
40
= 10.3 MHz, @ –0.5 dBFS),
100
6
LOAD
60
DD
120
7
= 300 μA)
IN
= –0.5 dBFS
140
80
8
50
45
40
35
30
25
20
15
10
5
0
Rev. C | Page 16 of 28
Figure 35. SINAD and SFDR vs. Encode Pulse Width High, A
Figure 36. Gain Error vs. Temperature, A
4.5
4.0
3.5
3.0
2.5
2.0
68
66
64
62
60
58
56
54
52
75
70
65
60
55
50
45
40
Figure 37. SNR, SINAD, SFDR vs. Temperature, A
–40
–40
0
Single-Ended, 1 V p-p Analog Input Range 65 MSPS
SNR –105
SFDR –65
–65 MSPS Grade, –105 MSPS Grade, 1 V p-p
2
SNR –65
–20
–20
ENCODE POSITIVE PULSEWIDTH (ns)
SINAD –105
4
–105 MSPS Grade, 1 V p-p
SINAD
SFDR
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
GAIN –105
6
20
20
8
IN
= 10.3 MHz, –65 MSPS Grade,
SFDR –105
SINAD –65
40
40
10
IN
60
60
= 10.3 MHz,
12
GAIN –65
IN
= –0.5 dBFS
14
80
80